/*
   Melloware DACP.net - http://melloware.com

   Copyright (C) 2010 Melloware, http://melloware.com

   The Initial Developer of the Original Code is Emil A. Lefkof III.
   Copyright (C) 2010 Melloware Inc
   All Rights Reserved.
*/
using System;
using System.Collections.Generic;
using System.Text;
using System.Xml.Serialization;

namespace Melloware.Core {
    [System.Reflection.ObfuscationAttribute(Feature = "all", ApplyToMembers = true)]
    [XmlRoot("dictionary")]
    public class SerializableDictionary<TKey, TValue>: Dictionary<TKey, TValue>, IXmlSerializable {

        #region IXmlSerializable Members

        public System.Xml.Schema.XmlSchema GetSchema() {
            return null;
        }



        public void ReadXml(System.Xml.XmlReader reader) {
            XmlSerializer keySerializer = new XmlSerializer(typeof(TKey));
            XmlSerializer valueSerializer = new XmlSerializer(typeof(TValue));


            bool wasEmpty = reader.IsEmptyElement;
            reader.Read();


            if (wasEmpty)
                return;


            while (reader.NodeType != System.Xml.XmlNodeType.EndElement) {
                reader.ReadStartElement("item");
                reader.ReadStartElement("key");
                TKey key = (TKey)keySerializer.Deserialize(reader);
                reader.ReadEndElement();
                reader.ReadStartElement("value");
                TValue value = (TValue)valueSerializer.Deserialize(reader);
                reader.ReadEndElement();
                this.Add(key, value);
                reader.ReadEndElement();
                reader.MoveToContent();
            }

            reader.ReadEndElement();
        }


        public void WriteXml(System.Xml.XmlWriter writer) {
            XmlSerializer keySerializer = new XmlSerializer(typeof(TKey));
            XmlSerializer valueSerializer = new XmlSerializer(typeof(TValue));

            foreach (TKey key in this.Keys) {
                writer.WriteStartElement("item");
                writer.WriteStartElement("key");
                keySerializer.Serialize(writer, key);
                writer.WriteEndElement();
                writer.WriteStartElement("value");

                TValue value = this[key];
                valueSerializer.Serialize(writer, value);
                writer.WriteEndElement();

                writer.WriteEndElement();

            }
        }

        #endregion

    }
}
